Practice Worksheet: Net Forces and Acceleration
Practice Worksheet: Net Force and Acceleration Name_____________________________
Date ____________
For each of the following problems, give the net force on the block, and the acceleration, including units.
1) 2)
Net Force = ________ a = F/m = _______ Net Force = ________ a = F/m = _______
3) 4)
Net Force = ________ a = _______ Net Force = ________
a = __________
5)
Net Force = ________ a = _______
For problems 6-9, using the formula net Force = Mass • Acceleration, calculate the net force on the object.
6) 7)
F = m•a = _____________ F = m•a = _____________
8) 9)
F = m•a = _____________ F = m•a = _____________
10) Challenge: A student is pushing a 50 kg cart, with a force of 600 N. Another student measures the speed of the cart, and finds that the cart is only accelerating at 3 m/s2. How much friction must be acting on the cart? Hint: Draw a diagram showing the cart, and the two forces acting on it.
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60 N
300 N
40 kg
26 N
12 N
7 kg
180 N
20 N
40 kg
70 N
190 N
20 kg
200 N
30 N
100 kg
5 kg
a = 40 m/s2
9 kg
a = 3 m/s2
200 kg
a = 6 m/s2
12 kg
a = 4 m/s2
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